AT34C02D-MAHM-T

Product Overview

Category

AT34C02D-MAHM-T belongs to the category of electronic memory devices.

Use

It is primarily used for storing and retrieving digital information in various electronic systems.

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The AT34C02D-MAHM-T has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: It operates at low voltage levels, making it energy-efficient.
• Small form factor: The package size is compact, allowing for easy integration into electronic circuits.

Package

The AT34C02D-MAHM-T is available in a surface-mount package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for digital information.

Packaging/Quantity

The AT34C02D-MAHM-T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Capacity: 2 kilobits (256 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 100 years
• Write Endurance: 1 million write cycles

Detailed Pin Configuration

The AT34C02D-MAHM-T has a total of 8 pins, which are as follows:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial Data Line for I2C communication
4. SCL: Serial Clock Line for I2C communication
5. WP: Write Protect pin for hardware protection
6. A0: Address bit 0 for device addressing
7. A1: Address bit 1 for device addressing
8. NC: No Connection (not internally connected)

Functional Features

• Random Access: Allows direct access to any memory location for read or write operations.
• Byte Write: Enables individual byte-level write operations.
• Page Write: Supports page-level write operations, enhancing write efficiency.
• Software Write Protection: Provides software-controlled write protection for specific memory areas.
• Sequential Read: Facilitates sequential reading of multiple memory locations.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Compact package size allows for easy integration into electronic systems.
• Low power consumption makes it suitable for battery-powered devices.
• High data retention period of up to 100 years ensures long-term reliability.
• I2C interface enables easy communication with microcontrollers.

Disadvantages

• Limited storage capacity compared to higher-capacity memory devices.
• Limited endurance of 1 million write cycles may be a constraint in certain applications.
• Lack of internal connection on pin 8 restricts its functionality.

Working Principles

The AT34C02D-MAHM-T utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores digital information by trapping charges within floating gate transistors. These trapped charges represent the stored data bits, which can be read or modified through appropriate electrical signals.

Detailed Application Field Plans

The AT34C02D-MAHM-T finds application in various electronic systems, including but not limited to: - Consumer electronics - Automotive electronics - Industrial control systems - Medical devices - Smart home automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT34C02D-MAHM-T are: - AT24C02: Manufactured by Atmel, this 2 kilobit EEPROM also uses the I2C interface. - CAT24C02: Produced by ON Semiconductor, it is another 2 kilobit EEPROM with I2C compatibility. - 24AA02: Manufactured by Microchip Technology, this 2 kilobit EEPROM is also I2C compatible.

These alternative models can be considered based on specific application requirements and availability.

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